Advertisements
Advertisements
प्रश्न
‘The Evil Quartet’ describes the rates of species extinction due to human activities. Explain how the population of organisms is affected by fragmentation of the habitats.
उत्तर
When a large habitat is broken into small fragments due to various activities, mammals and birds requiring large territories and certain animals with migratory habitats are badly affected, leading to population decline.
APPEARS IN
संबंधित प्रश्न
Why is reproduction essential for organisms?
Write the hypothetical proposals put forth by Oparin and Haldane.
What is symbiosis?
Explain the term perianth.
Answer the following question.
It is commonly observed that parents feel embarrassed to discuss freely with their adolescent children about sexuality and reproduction. The result of this parental inhibition is that the children go astray sometimes.
By taking one example of a local plant and animal, how would you help these parents to overcome such inhibitions about reproduction and sexuality?
The period from birth to the natural death of an organism represents ______.
Planaria’s most remarkable characteristics are its ability to ______.
______ shows totipotency.
There are various types of reproduction. The type of reproduction adopted by an organism depends on ______.
Which of the following plant cells will show totipotency?
